Finding the Fourth Proportional to 16,314,012.09, 22,512,887.11 and 8,971,845.08
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Solution
The fourth proportional to 16,314,012.09, 22,512,887.11 and 8,971,845.08 is: 12,380,898.96
Step by Step Solution
- Step 1: Write the proportion equation
16,314,012.09 : 22,512,887.11 = 8,971,845.08 : x - Step 2: Convert to fraction form
16,314,012.09/22,512,887.11 = 8,971,845.08/x - Step 3: Cross multiply
16,314,012.09x = 22,512,887.11 × 8,971,845.08 - Step 4: Simplify right side
16,314,012.09x = 201,982,135,341,884.47 - Step 5: Solve for x
x = 201,982,135,341,884.47/16,314,012.09 - Step 6: Final answer
x = 12,380,898.96
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.